| 1. Round | 24/02/2024 | Mito HollyHock | - | Iwaki FC | 1:0 | ||||
| 3. Round | 09/03/2024 | Iwaki FC | - | Kagoshima United | 3:1 | ||||
| 6. Round | 24/03/2024 | Iwaki FC | - | Montedio Yamagata | 0:0 | ||||
| 9. Round | 07/04/2024 | Yokohama FC | - | Iwaki FC | 2:2 | ||||
| 10. Round | 13/04/2024 | Iwaki FC | - | Shimizu S-Pulse | 2:3 | ||||
| 11. Round | 21/04/2024 | Oita Trinita | - | Iwaki FC | 0:2 | ||||
| 12. Round | 28/04/2024 | Tochigi SC | - | Iwaki FC | 0:1 | ||||
| 21. Round | 22/06/2024 | Renofa Yamaguchi | - | Iwaki FC | 0:3 | ||||
| 22. Round | 29/06/2024 | Iwaki FC | - | Yokohama FC | 0:4 | ||||
| 37. Round | 03/11/2024 | Shimizu S-Pulse | - | Iwaki FC | 1:0 |
Japan